<template>
  <el-dialog
      model-value="dialogVisible"
      :title="dialogTitle"
      width="30%"
      @close="handleClose">
    <el-form
        ref="formRef"
        :model="form"
        :rules="rules"
        label-width="100px">
      <el-form-item label="上级菜单" prop="parentId">
        <el-select v-model="form.parentId" placeholder="请选择上级菜单" @change="$forceUpdate()">
          <template v-for="item in tableData">
            <el-option :label="item.name" :value="item.id"></el-option>
            <template v-for="child in item.children">
              <el-option :label="child.name" :value="child.id">
                <span>{{ "    -- " + child.name }}</span>
              </el-option>
            </template>
          </template>
        </el-select>
      </el-form-item>
      <el-form-item label="菜单类型" prop="menuType" label-width="100px">
        <el-radio-group v-model="form.menuType">
          <el-radio :value="'M'">目录</el-radio>
          <el-radio :value="'C'">菜单</el-radio>
          <el-radio :value="'F'">按钮</el-radio>
        </el-radio-group>
      </el-form-item>
      <el-form-item label="菜单图标" prop="icon">
        <el-input v-model.trim="form.icon"/>
      </el-form-item>
      <el-form-item label="菜单名称" prop="name">
        <el-input v-model.trim="form.name"/>
      </el-form-item>
      <el-form-item label="权限标识" prop="perms">
        <el-input v-model.trim="form.perms"/>
      </el-form-item>
      <el-form-item label="组件路径" prop="component">
        <el-input v-model.trim="form.component"/>
      </el-form-item>
      <el-form-item label="显示顺序" prop="orderNum">
        <el-input-number v-model="form.orderNum" :min="1" label="显示顺序"></el-input-number>
      </el-form-item>
    </el-form>
    <template #footer>
      <span class="dialog-footer">
        <el-button type="primary" @click="handleConfirm">确认</el-button>
        <el-button @click="handleClose">取消</el-button>
      </span>
    </template>
  </el-dialog>
</template>

<script setup>
import {defineEmits, defineProps, ref, watch} from 'vue';
import requestUtil, {getServerUrl} from '@/util/request';
import {ElMessage} from 'element-plus';

const tableData = ref([]);

const props = defineProps(
    {
      id: {
        type: Number,
        default: -1,
        required: true
      },
      dialogTitle: {
        type: String,
        default: '',
        required: true
      },
      dialogVisible: {
        type: Boolean,
        default: false,
        required: true
      },
      tableData: {
        type: Array,
        default: [],
        required: true
      }
    }
);

const form = ref({
  id: -1,
  parentId: '',
  menuType: "M",
  icon: '',
  name: '',
  perms: '',
  component: '',
  orderNum: 1
});

const rules = ref({
  parentId: [
    {required: true, message: '请选择上级菜单'}
  ],
  name: [{required: true, message: "菜单名称不能为空", trigger: "blur"}]
});

const formRef = ref(null);

const initFormData = async (id) => {
  const res = await requestUtil.get("sys/menu/" + id);
  form.value = res.data.sysMenu;
};

watch(
    () => props.dialogVisible,
    () => {
      let id = props.id;
      tableData.value = props.tableData;
      if (id !== -1) {
        initFormData(id);
      } else {
        form.value = {
          id: -1,
          parentId: '',
          menuType: "M",
          icon: '',
          name: '',
          perms: '',
          component: '',
          orderNum: 1
        };
      }
    }
);

const emits = defineEmits(['update:modelValue', 'initMenuList']);

const handleClose = () => {
  emits('update:modelValue', false)
};

const handleConfirm = () => {
  formRef.value.validate(async (valid) => {
    if (valid) {
      if (form.value.id === -1) {
        form.value.id = null;
      }
      let result = await requestUtil.post("sys/menu/save", form.value);
      let data = result.data;
      if (data.code === 200) {
        ElMessage.success("执行成功！");
        formRef.value.resetFields();
        emits("initMenuList");
        handleClose();
      } else {
        ElMessage.error(data.msg);
      }
    } else {
      console.log("fail");
    }
  });
};
</script>

<style lang="scss" scoped>

</style>
